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Add two callback functions to the parameter list of the update function

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These functions will be called on each and every node and edge in the
graph and allow the user to extend the graphs behavior between frames.
This commit is contained in:
Robert Machmer 2016-01-09 11:25:50 +01:00
parent 8146caa558
commit b30389bf8a
1 changed files with 5 additions and 1 deletions
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6
fd/Graph.lua
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@ -115,11 +115,14 @@ function Graph.new()
---
-- Updates the graph.
-- @param dt - The delta time between frames.
-- @param nodeCallback - A callback called on every node.
-- @param edgeCallback - A callback called on every edge.
--
function self:update( dt )
function self:update( dt, nodeCallback, edgeCallback )
for _, edge in pairs( edges ) do
edge.origin:attractTo( edge.target );
edge.target:attractTo( edge.origin );
edgeCallback( edge );
end
resetBoundaries();
@ -133,6 +136,7 @@ function Graph.new()
end
nodeA:move( dt );
end
nodeCallback( nodeA );
minX, maxX, minY, maxY = updateBoundaries( minX, maxX, minY, maxY, nodeA:getPosition() );
end